[llvm] [VPlan] Add VPlan-based addMinIterCheck, replace ILV for non-epilogue. (PR #153643)

[via llvm-commits]

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@@ -3507,8 +3508,19 @@ VPlanTransforms::expandSCEVs(VPlan &Plan, ScalarEvolution &SE) {
     ExpSCEV->replaceAllUsesWith(Exp);
     if (Plan.getTripCount() == ExpSCEV)
       Plan.resetTripCount(Exp);
+
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ayalz wrote:

```suggestion
```

https://github.com/llvm/llvm-project/pull/153643